[1] The film's sets were designed by the art director Wilhelm Depenau and Erich Zander.

Mr Miller, who lives in Australia, believes his London-based wealth manager and distant relative, Harry Salsbury, has mismanaged his finances.

Although he can prove that her uncle's assets are well invested in stocks and securities, Jenny insists on a change in his supposedly unhealthy lifestyle.

He reports on a mysterious doppelganger who commits his crimes in the guise of respected London businessmen.

His accomplice has the task of luring the victims out of London in order to be able to burglarise their properties undisturbed.